Allow a group of users to request projects so that Jira admins can then approve and process those requests.
Grant permissions to a group
Navigate to Cog menu
> Apps.
Locate the Delegated Project Creator section in the left sidebar and select Permission Settings.
From the “Groups that can REQUEST new projects” section, select a group to add from the dropdown and click Add group to Requestors.
Revoke permissions from a group
From the section “Groups that can REQUEST new projects”, click delete next to the group whose permissions you want to revoke.